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A white, crystalline sugar, C6H12O6, isomeric with dextrose, obtained by the decomposition of milk sugar, and also from certain gums. When oxidized it forms mucic acid. Called also lactose (though it is not lactose proper).

lutaric ethers. Glutaric acid, an organic acid obtained as a white crystalline substance, isomeric with pyrotartaric acid; -- called also normal pyrotartaric acid.

A colorless liquid hydrocarbon, C7H14, of the ethylene series; also, any one of its isomers. Called also heptene.

An isomeric variety of terpene from orange oil.

y, and found as a natural product of distillation of certain coals; also, any one several isomers of hexylene proper. Called also hexene.

Pertaining to, or derived from, barley; as, hordeic acid, an acid identical or isomeric with lauric acid.

Pertaining to, or designating, an isomeric variety of lastic acid that breaks down into acrylic acid and water.

An alkaloid found with hyoscyamine (with which it is also isomeric) in henbane, and extracted as a white, amorphous, semisolid substance.

extracted as a white crystalline substance, with a sharp, offensive taste. Hyoscyamine is isomeric with atropine, is very poisonous, and is used as a medicine for neuralgia, like belladonna. Called also hyoscyamia, duboisine, etc.

, not exhibiting any action or activity on polarized light; optically neutral; -- said of isomeric forms of certain substances, in distinction from other forms which are optically active; as, racemic acid is an inactive tartaric acid.

. disperma. -- Indigo purple, a purple obtained from indigo. -- Indigo red, a dyestuff, isomeric with indigo blue, obtained from crude indigo as a dark brown amorphous powder. -- Indigo snake (Zoöl.), the gopher snake. -- Indigo white, a white crystalline powder obtained by reduction from indigo blue, and by oxidat…

A dark red crystalline substance, isomeric with and resembling indigo blue, and obtained from isatide and dioxindol.

A substance isomeric with, and resembling, indigo blue, and accompanying it as a side product, in its artificial production.

A nitrogenous substance, C8H7NO, isomeric with oxindol, obtained as an oily liquid.

ion as a tasteless, white, semicrystalline substance, resembling starch, with which it is isomeric. It is intermediate in nature between starch and sugar. Called also dahlin, helenin, alantin, etc.

Any of several isomeric iodine derivatives of the cresols, C6H3I(CH3)OH, esp. one, an odorless amorphous powder, used in medicine as a substitute for iodoform.

Pertaining to, or designating, an acid obtained from atropine, and isomeric with cinnamic acid.

Designating an acid isomeric with cyanic acid. Isocyanic acid, an acid metameric with cyanic acid, and resembling it in its salts. It is obtained as a colorless, mobile, unstable liquid by the heating cyanuric acid. Called technically carbimide.

Designating, or pertaining to, an acid isomeric with cyanuric acid, and called also fulminuric acid. See under Fulminuric.

A crystalline, nitrogenous base, C10H14N2, isomeric with nicotine.